Why is my hyundai sonata not accelerating?

Why is my hyundai sonata not accelerating?

If your Sonata is too low on transmission fluid, it’ll will no longer be able to transfer power to the rear wheels. The power goes to the torque converter, and that’s the end of the line. You should check the transmission fluid immediately. This is the number one cause of not accelerating but the RPM’s Go up.

Why did my Hyundai Sonata engine die while driving?

I have a Hyundai Sonata 2002 automatic which has just broken down. What happened is that while driving the engine suddenly stopped and the check engine light turned on. I attempted to start the engine but soon after it started it died again. The next time I start it, the engine just cranks but won’t start at all.

Why is the timing chain on my Hyundai Sonata not working?

The timing chain (or belt) is responsible for keeping the upper valve train synced with the crankshaft. This is vital for spark timing. If the timing is off a little and the engine still runs, the timing belt may have skipped. If it has jumped too much the Sonata may not even fire.

What should I do if my Hyundai engine won’t start?

Key Immobilizer faulted (unlikely unless you’re using a non-standard key or bypassed it for a remote starter or some crazy electrical nonsense). If it is this, to replace the immobilizer unit and/or keys could be around $300 or so. Crank Angle / Crank Position / Cam Angle / Cam Position sensor (s).

How can I tell if my Hyundai engine is working?

Have an assistant crank the engine. You should see a strong spark to the block if the ignition is working OK. The fuel side is best checked by having the system connected to a fuel pressure gauge. This is the safest option because of the fire risk inherent with the fuel.

Why does my Hyundai Sonata not accelerate when I push the gas?

If your Hyundai Sonata won’t accelerate, that is a serious cause for concern. There are a lot of different reasons that can cause this. Diagnosing the issue can be narrowed down by whether the engine is still revving when you push the gas or not. There is a section for each scenario with likely causes for each.

Why is the RPM gauge on my Hyundai not working?

More than likely your crankshaft sensor has completely failed or fails once it heats up. The ECM takes the readings from the crankshaft and camshaft position sensors and uses that to determine when to fire the injectors, spark the plugs and shift the transmission.

The timing chain (or belt) is responsible for keeping the upper valve train synced with the crankshaft. This is vital for spark timing. If the timing is off a little and the engine still runs, the timing belt may have skipped. If it has jumped too much the Sonata may not even fire.

When to replace PCV valve on Hyundai Sonata?

I’m critical of the oil & lube establishment for not suggesting replacement of the PCV valve the first time the vehicle came in low on oil. A customer with a Sonata that suddenly starts to consume oil at 100,000 miles should be advised of the PCV valve change suggestion. In fact it really can be normal for an engine to use oil at this rate.